Answer:
D
Step-by-step explanation:
Answer:
A= a slope of 4
B= a slope of 5
C= a slope of 3
Note: All are positive slopes
The subtraction theorem states that for all real numbers,

and

,

.
(To subtract, we can add the inverse.)
Thus, we can have the these two equivalent expressions.
Answer:
35
Step-by-step explanation:
x-18=y
y*-3=-51
y=17
x-18=17
17+18=x
x=35